KR950027336A - Refrigerator Defrost Control - Google Patents

Refrigerator Defrost Control Download PDF

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Publication number
KR950027336A
KR950027336A KR1019950006012A KR19950006012A KR950027336A KR 950027336 A KR950027336 A KR 950027336A KR 1019950006012 A KR1019950006012 A KR 1019950006012A KR 19950006012 A KR19950006012 A KR 19950006012A KR 950027336 A KR950027336 A KR 950027336A
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KR
South Korea
Prior art keywords
time
defrost
removal
compressor
defrosting
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KR1019950006012A
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Korean (ko)
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KR0154584B1 (en
Inventor
야스오 슈세
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사토 후미오
가부시키가이샤 도시바
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Publication of KR950027336A publication Critical patent/KR950027336A/en
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Publication of KR0154584B1 publication Critical patent/KR0154584B1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D21/00—Defrosting; Preventing frosting; Removing condensed or defrost water
    • F25D21/002—Defroster control
    • F25D21/006—Defroster control with electronic control circuits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—Arrangement or mounting of control or safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00—Control issues
    • F25B2600/23—Time delays
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
    • F25D2400/04—Refrigerators with a horizontal mullion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2700/00—Means for sensing or measuring; Sensors therefor
    • F25D2700/02—Sensors detecting door opening
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2700/00—Means for sensing or measuring; Sensors therefor
    • F25D2700/12—Sensors measuring the inside temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2700/00—Means for sensing or measuring; Sensors therefor
    • F25D2700/14—Sensors measuring the temperature outside the refrigerator or freezer

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Defrosting Systems (AREA)
  • Control Of Temperature (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)
  • Feedback Control In General (AREA)

Abstract

본 발명은 냉장고 성애제거 제어장치에 관한 것으로서, 의부온도 검지수단(14), 문 개폐수 적산수단(18), 문 개방시간 적산수단(24), 압축기운전 적산시간 검지수단(20), 압축기 연속운전시간 검지수단(26), 압축기운전 적산시간중의 외부온도와 문 개폐수로부터 상기 성애제거 유예시간을 퍼지연산하고 상기 성애제거 유예모드로 들어가고 성애제거 유예모드에 있어서 상기 성애제거 유예시간을 일정시간마다 외부온도와 문 개폐수로부터 퍼지 연산해서 검토를 실행하는 퍼지 연산수단(22), 성애제거 유예모드로 들어갔을 때부터의 경과시간이 상기 성애제거 유예시간을 넘은 시점에서 상기 성애제거 유예모드를 종료시키고 성애제거를 개시하고 또한 문 계방시간 적산값이 일정시간 이상이 되면 강제적으로 성애제거를 개시하고 또한 압축기 연속운전시간이 소정시간 이상이 되면 강제적으로 성애제거를 개시하는 성애제거 유예판단수단(28)을 가짐으로 최적한 시기에 성애제거를 실행할 수 있는 것을 특징으로 한다.The present invention relates to a refrigerator defrost control device, a step temperature detection means 14, door opening and closing number integration means 18, door opening time integration means 24, compressor operation integration time detection means 20, compressor continuous The operation time detecting means 26, purge the defrost elimination time from the external temperature and the door opening / closing water during the compressor operation integration time, enter the defrost removal grace mode, and set the defrost removal grace time in the defrost removal grace mode. The purge calculation means 22 which purges the external temperature and the door opening / closing water every time to perform the examination, and the defrost removal grace mode when the elapsed time since entering the defrost removal grace mode exceeds the defrost removal grace time. End the defrosting and start defrosting. When the cumulative counting time exceeds the predetermined time, defrosting is forcibly commenced. When the predetermined time is more than this time, the deity removal probing means 28 which starts compulsory removal forcibly can be removed at an optimal time.

Description

냉장고 성애제거 제어장치Refrigerator Defrost Control

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 한 실시예를 나타낸 냉장고의 성애제거 제어장치의 블럭도 및 제어 플로우차트의 간략한 설명도.1 is a block diagram of a defrost control device of a refrigerator and a brief description of a control flowchart showing an embodiment of the present invention.

제2도는 냉장고의 성애제거 제어장치에 대한 제어의 플로우차트.2 is a flowchart of control of the defrost control device of the refrigerator.

제3도는 압축기 운전 적산시간과 유예경과시간과의 관계를 나타낸 도면.3 is a diagram showing a relationship between a compressor operation integration time and a grace elapsed time.

제4도는 퍼지연산에 대한 맴버십함수를 나타내는 도면.4 is a diagram illustrating a membership function for fuzzy operations.

제6도는 성애제거 유예시간과 외부온도와의 관계를 그래프로 나타낸 도면이다.6 is a graph showing the relationship between the defrost elimination grace time and the external temperature.

Claims (6)

압축기에 의해 냉각동작이 이루어지고 외부와 구획된 방을 적어도 1개 가지며 냉장고의 외부온도를 검지하는 외부온도 검지수단과, 상기 문의 개폐를 검출해서 그 개폐수를 적산하는 문 개폐수 적산수단; 상기 문의 개방시간을 적산하는 문 개방시간 적산수단과, 상기 압측기의 운전시간을 적산하는 압축기 운전시간 적산수단; 상기 압축기의 연속운전시간을 검지하는 압축기 연속운전시간 검지수단; 성애 제거 종료후에 개시된 압축기 운전시간의 적산값이 소정값에 도달했을 때부터의 경과시간(TN)을 계측하는 타이머; 성애제거의 종료후에 실행되는 압축기의 운전기간중에 검지된 외부 온도와 문 개폐수에 의거 상기 소정의 압축기의 운전 적산시간이 경과했을 때에 실행되는 퍼지연산수단을 가지고, 상기 연산수단에 의해 성애제거 유예시간(TDEF)을 산출하고 상기 성애제거 유예시간이 상기 경과시간보다 동일한 값 또는 작은 값(TDEF ≤ TN)일 때는 성애제거를 개시시키며, 큰 값(TDEF > TN)일 때에는 성애제거 개시를 유예하는 성애제거개시 판별수단을 구비하는 것을 특징으로 하는 성애제거 제어장치.External temperature detecting means for detecting an external temperature of the refrigerator having at least one room separated from the outside by a cooling operation by a compressor, and a door open / closed water integrating means for detecting the opening / closing of the door and accumulating the opening / closing water; Door opening time integrating means for integrating the door opening time and compressor operating time integrating means for integrating the operating time of the pressure gauge; Compressor continuous operation time detection means for detecting a continuous operation time of the compressor; A timer for measuring the elapsed time (TN) from when the integrated value of the compressor operation time started after the end of defrosting reaches a predetermined value; Defrost elimination by means of said calculating means, having purge calculation means to be executed when the operation integration time of said predetermined compressor has elapsed based on the external temperature and door opening / closing water detected during the operation period of the compressor Calculating the time TDEF and starting defrosting when the defrost elimination time is equal to or smaller than the elapsed time (TDEF ≤ TN), and deferring defrosting when a large value (TDEF> TN). Defrost removal control device comprising a defrost removal start determination means. 제1항에 있어서, 성애제거 개시가 유예된 기간중에 상기 압축기 운전시간 적산시간이 소정값 이내일 때에는 성애제거개시 판별수단을 동작시켜서 성애제거 유예시간을 갱신해서 성애제거개시를 유예하는지 또는 성애제거를 실행하는지를 다시 판별하는 것을 특징으로 하는 냉장고 성애제거 제어장치.The defrost removal start time is updated to defer the defrost removal start time by operating the defrost removal start determining means when the compressor operation time integration time is within a predetermined value during the deferral start of defrost removal. Refrigerator defrost control device, characterized in that to determine whether to run again. 제2항에 있어서, 성애 제거개시가 유예된 기간중에 상기 문 개방시간 적산수단에 의해 얻어진 개방적산시간이 소정값을 넘었을 때에는 성애제거를 강제적으로 개시시키는 제1강제수단을 가지는 것을 특징으로 하는 냉장고 성애제거 제어장치.3. The method according to claim 2, further comprising: a first forcing means for forcibly starting the removal of the defrost when the integration time obtained by the door opening time integration means exceeds a predetermined value during the period in which the defrost removal start is suspended. Refrigerator defrost control. 제3항에 있어서, 상기 방이 복수개 가지는 냉장고 성애제거 제어장치에 있어서는 상기 문개방시간 적산수단을 각 방의 개방적산시간에 각각의 방의 용적에 따라 정해진 소정의 승수를 곱해 구해지는 것을 특징으로 하는 냉장고 성애제거 제어장치.4. The refrigerator defrosting control apparatus according to claim 3, wherein in the refrigerator defrosting control apparatus having a plurality of rooms, the door opening time integration means is obtained by multiplying an open integration time of each room by a predetermined multiplier determined according to the volume of each room. Removal control. 제2항에 있어서, 성애제거 개시가 유예된 기간 중에 상기 압축기 연속운전시간 검지수단에 의한 압축기의 연속운전시간이 소정값을 넘을 때에는 성애제거를 강제적으로 개시시키는 제2강제수단을 가지는 것을 특징으로 하는 냉장고 성애제거 제어장치.The method of claim 2, further comprising: a second forcing means for forcibly starting defrosting when the continuous running time of the compressor by the compressor continuous operation time detecting means exceeds a predetermined value during a period in which defrosting start is suspended. Refrigerator defrost control device. 제1항에 있어서, 상기 성애제거 개시 판별수단은 외부온도가 소정온도 이하인 때에는 퍼지연산에 의해 성애제거 유예시간은, 소정온도 이상일 때보다 짧게 산출되도록 작동하는 것을 특징으로 하는 성애제거 제어장치.The defrost removal control apparatus according to claim 1, wherein the defrost removal start determination means operates such that the defrost removal grace time is calculated to be shorter than that when the outside temperature is less than or equal to the predetermined temperature by the purge operation. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950006012A 1994-03-24 1995-03-22 Defrost controller for a refrigerator KR0154584B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP6053796A JPH07260326A (en) 1994-03-24 1994-03-24 Defrost controller for refrigerator
JP94-053796 1994-03-24

Publications (2)

Publication Number Publication Date
KR950027336A true KR950027336A (en) 1995-10-16
KR0154584B1 KR0154584B1 (en) 1999-02-18

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US (1) US5564286A (en)
JP (1) JPH07260326A (en)
KR (1) KR0154584B1 (en)
CN (1) CN1075191C (en)
TW (1) TW301707B (en)

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US5564286A (en) 1996-10-15
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JPH07260326A (en) 1995-10-13

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